permutation and combination problems with solutions and answers

If 56Pr+ 6 : 54Pr + 3 = 30800 : 1 then the value of r is ?

Answer : B. 41

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In a meeting between two countries, each country has 12 delegates. All the delegates of one country shake hands with all delegates of the other country. Find the number of handshakes possible ?

Answer : B . 144

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In how many different ways, can the letters of the word ‘INHALE’ be arranged ?

Answer : A. 720

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Find the value of 5P2 ?

Answer : C . 20

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8 men entered a lounge simultaneously. If each person shakes hand with the other, then find the total no. of handshakes ?

Answer : C. 28

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How many groups of 6 persons can be formed from 8 men and 7 women ?

Answer : B . 5005

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In how many different ways the letters of the word ‘MATHEMATICS’ can be arranged so that the vowels always come together ?

Answer : C. 120960

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Evaluate permutation equation 59P3 ?

Answer : C. 195054

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Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed ?

Answer : C. 25200

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How many ways the letters of the word ‘ARMOUR’ can be arranged ?

Answer : D. 360

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permutation and combination problems with solutions and answers

If 56Pr+ 6 : 54Pr + 3 = 30800 : 1 then the value of r is ?

In a meeting between two countries, each country has 12 delegates. All the delegates of one country shake hands with all delegates of the other country. Find the number of handshakes possible ?

In how many different ways, can the letters of the word ‘INHALE’ be arranged ?

Find the value of 5P2 ?

8 men entered a lounge simultaneously. If each person shakes hand with the other, then find the total no. of handshakes ?

How many groups of 6 persons can be formed from 8 men and 7 women ?

In how many different ways the letters of the word ‘MATHEMATICS’ can be arranged so that the vowels always come together ?

Evaluate permutation equation 59P3 ?

Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed ?

How many ways the letters of the word ‘ARMOUR’ can be arranged ?

MVC Code

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QDXM : SFYN :: UIOZ : ?

What is the output of the following pseudo code ? Int a = 456, b, c, d = 10; b = a/d; c = a-b; print c ?

The population of a village is eight thousand. If 6 % men and 10 % women are added population becomes 8600, then no of men in the village was ?

Jaya Brought a worth Rs 3,50,000 four years ago. If the value of the car is depreciates over time at fixed rate of 10% per annum then what willl be present worth of car ?

Which is the Closest approximation to the product 0.3333 x 0.25 x 0.499 x 0.125 x 24 ?

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